METRICAL FIXED POINT THEOREMS VIA LOCALLY FINITELY T-TRANSITIVE BINARY RELATIONS UNDER CERTAIN CONTROL FUNCTIONS

被引:34
作者
Alam, Aftab [1 ]
Arif, Mohammad [1 ]
Imdad, Mohammad [1 ]
机构
[1] Aligarh Muslim Univ, Dept Math, Aligarh 202002, Uttar Pradesh, India
关键词
locally finitely T-transitive binary relations; control functions; R-connected sets; PARTIALLY ORDERED SETS; GENERALIZED CONTRACTIONS; NONLINEAR CONTRACTIONS; SPACES;
D O I
10.18514/MMN.2019.2468
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper, we extend relation-theoretic contraction principle due to Alam and Imdad to a nonlinear contraction using a relatively weaker class of continuous control functions employing a locally finitely T-transitive binary relation, which improves the corresponding fixed point theorems especially due to: Alam and Imdad (J. Fixed Point Theory Appl. 17 (2015) 693702), Agarwal et al. (Applicable Analysis, 87 (1) (2008) 109-116), Berzig and Karapinar (Fixed Point Theory Appl. 2013:205 (2013) 18 pp), Berzig et al. (Abstr. Appl. Anal. 2014:259768 (2014) 12 pp) and Turinici (The Sci. World J. 2014:169358 (2014) 10 pp).
引用
收藏
页码:59 / 73
页数:15
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